| 摘要 |
PROBLEM TO BE SOLVED: To enable the accurate detection of the fraudulence using illegal gadgets capable of depressing the stop buttons of game machine at fixed timings without impairing amusing potentialities. SOLUTION: This fraudulence detector for the game machines measures the interval information up to the depression of a second stop button P2 from the depression of a first stop button P1 and the interval information up to the depression of a third stop button from the depression of the second stop button P2 to store these pieces of interval information as one cycle of timing information into a timing information memory circuit 7 at least covering two cycles, and compare the newest and the preceding cycle of timing information to output fraudulence signal showing the fraudulence done against the game machines involved when the same timing information runs over a prescribed frequency of cycle. This enables the detection of the fraudulence alone such as those as depressing the individual stop buttons at the fixed timings using the illegal gadgets except for the case where the timing information is the same accidentally. COPYRIGHT: (C)2005,JPO&NCIPI
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